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From the classification point of view, the reduction shaft belongs to the drive shaft. It is composed of the main reducer, differential, half shaft, drive shaft housing and other components. It is at the end of the vehicle transmission system. Its function is to change the speed and torque of the transmission and transmit it Give the vehicle drive wheels.

The term "hostel trailer" has become more and more common in recent years. What is a caravan? According to the regulations of GB7258-2017 "Technical Conditions for the Safety of Motor Vehicle Operation", hostel trailer refers to the trailer equipped with sleeping gear (which can be converted from tables and chairs) and other necessary living facilities for travel and camping.

The axle is one of the very important parts on the semi-trailer, which is directly related to the bearing, driving and braking of the vehicle, and the engine and transmission are called the three core assembly of the trailer, which plays a decisive role in the stability and safety of the vehicle.Maintenance-free trailer axle refers to the maintenance and maintenance cycle is relatively long axle, general oil lubrication instead of grease lubrication, in the hub unit with gear oil, so that the hub and oil seal form gear oil storage space, let the bearing soaked in gear oil, to ensure its full l

Maintenance-free trailer axles appear more frequently on some high-end freight models, and the purpose of its application is to extend the maintenance cycle of the wheel end, reduce the frequency of maintenance, improve the efficiency of vehicle operation, and reduce the downtime caused by maintenance.The so-called maintenance-free axle is to replace grease lubrication with oil lubrication, fill the gear oil in the hub unit, the hub and the oil seal form a storage space for the gear oil, and soak the bearing in the gear oil to ensure its full lubrication capacity to achieve longer maintenance

With the continuous development of vehicle technology, the application of oil lubrication on the wheel end of the rear axle of the semi-trailer is becoming more and more extensive. Compared with ordinary grease lubricated hubs, the biggest advantage of oil lubrication is that it can achieve long maintenance and prolong the service life of wheel end accessories. Relevant data show that about 95% of trailer axles in the North American market use liquid gear oil lubrication technology.Lubricating oil and grease are two commonly used lubricants on vehicles.

17.5 Big pallet truck, actually called 17.5 Low pallet trailer, is a special type of vehicle, which is specially used for the transport of large undetachable objects.In the transport trailer, 17.5 plate car is a special existence, the owners of it is love and hate, in the words of the owners: "what goods can pull, what money can earn, freight chaos, 17.5 big board say", although it is a tease, but at the same time shows the owners of 17.5 big board freight adaptability recognition and dissatisfaction with the disruption of the transportation market.In December 2007, the Ministry of I

In the transportation industry, there is a special semitrailer, their length, width and so on are different from the ordinary semitrailer, the tires are smaller than the ordinary semitrailer, the number is more, and even get the common name "crawling on the ground", for example, the owners often say that the three-line six-axis semitrailer.So, what is "three lines" and "six axes"?

I do not know when to start, there has been a kind of goods called "return goods" in the freight industry. The so-called "return goods", the meaning is also very well understood, that is, the owner of the car in the return of the goods. In simple terms, if you pull back the goods, you can not empty the car when you run back, so you can save money on fuel and tolls.Logically speaking, the appearance of trailer axles return cargo can enhance the operation value of the return vehicle, which is helpful to both individuals and the industry.

A semi-trailer is a trailer whose axle is placed behind the center of gravity of the vehicle and is equipped with a coupling device that can transmit horizontal and vertical forces to the tractor. drive. The load of the semi-trailer needs to be borne by the semi-trailer and the main vehicle together, and it needs trailer axle to be balanced with the help of outriggers after being separated from the tractor.Common semi-trailer classification:1. Slab-type semi-trailerThe semi-trailer with the railing structure as the loading part is the most common type in the market.

Vehicle length is closely related to cargo load and transportation efficiency. In general, the larger the vehicle profile size, the higher the volume of goods can be transported.According to relevant regulations, the total length of tractors and semi-trailers in China shall not exceed 17.5m, and the standard length is generally 10m, 11m, 13m, 14.6m and 16m. In Europe, the regulation on the length limit of semi-trailer is similar.